Ryūgūjō Sings the Riveting Ending Theme of Black Butler: Emerald Witch Arc!
Queen Bee's Avu-chan crafts mesmerizing lyrics and music for the group's debut anime song, blending creativity with captivating storytelling.

Queen Bee's Avu-chan Leads the Charge with New Anime Song
A New Milestone for Ryūgūjō
Ryūgūjō, the seven-member group produced by Queen Bee's Avu-chan, is making waves as they unveil their first anime theme song titled "Waltz". This marks a significant achievement for the group, which showcases Avu-chan's lyrical and musical prowess.
Image via Black Butler anime's X/Twitter account
© Yana Toboso/SQUARE ENIX, Project Black Butler
About the Anime
The much-anticipated anime, Black Butler: Emerald Witch Arc, is set to premiere in April. It follows protagonists Sebastian and Ciel as they journey to Germany to unravel a series of mysterious deaths, only to find themselves ensnared in a frightening curse within the Werewolf Forest.
Returning Cast Members
Fans of the series will be excited to see the return of familiar voices:
- Daisuke Ono as Sebastian Michaelis
- Maaya Sakamoto as Ciel Phantomhive
Additional Cast Members Include:
-
Rie Kugimiya as Sieglinde Sullivan
Image via Black Butler anime's X/Twitter account
© Yana Toboso/SQUARE ENIX, Project Black Butler -
Chikahiro Kobayashi as Wolfram
Image via Black Butler anime's X/Twitter account
© Yana Toboso/SQUARE ENIX, Project Black Butler
Production Team
The anime is directed by Kenjirō Okada, known for his work on March comes in like a lion and RWBY: Ice Queendom, at CloverWorks. The creative team includes:
- Hiroyuki Yoshino (Series Scripts)
- Yumi Shimizu (Character Design)
- Ryo Kawasaki (Music Composition)
Exciting Collaborations
Additionally, the rock band Cö shu Nie will join forces with musician HYDE to perform the opening theme song "Maisie."
© Yana Toboso/SQUARE ENIX, Project Black Butler
Streaming and Events
The series will be streamed by Crunchyroll, making it accessible to fans worldwide. The cast will also appear at the Green Stage at AnimeJapan 2025 on March 23 at 11:35 a.m. JST.
The anime's cast will participate in promotional activities following the success of the Black Butler: Public School Arc, which premiered in Japan on April 13, 2024. Furthermore, Crunchyroll has secured the rights to stream the show in English-speaking, Latin American, and European territories.
A Brief History of Black Butler
The Black Butler anime adapts Yana Toboso's manga and has captured audiences since its debut in 2008. It has seen several iterations, including Black Butler II (2010) and Black Butler: Book of Circus (2014). All previous seasons, alongside additional content, are available for home viewing through Funimation.
Source: Mantan Web